下列何者為「銳角」?(此題複選)
三角形的角
Quiz
•
Mathematics
•
8th Grade
•
Medium
YEN CHEN
Used 2+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
36度
75度
108度
90度
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
下列敘述何者「正確」?
平角為90度
周角為360度
直角為180度
3.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
下列何者為「鈍角」? (此題複選)
45度
98度
90度
130度
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
∠3＋∠4＝90，則∠1 和∠2 互為___。
餘角
補角
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
∠1＋∠2＝180度，則∠1 和∠2 互為_____。
餘角
補角
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
若∠A 和∠C 互補，∠A＝140度，則∠C 為多少度？(寫出數字即可)
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
若∠A 和∠B 互餘，∠A＝70度，則∠B為多少度？(寫出數字即可)
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